Finding the Third Proportional to 358,695,892,757.50 and 790,505,432,271.50

Step by Step Solution

1. Step 1: Write the proportion equation
   358,695,892,757.50 : 790,505,432,271.50 = 790,505,432,271.50 : x
2. Step 2: Convert to fraction form
   358,695,892,757.50/790,505,432,271.50 = 790,505,432,271.50/x
3. Step 3: Cross multiply
   358,695,892,757.50x = 790,505,432,271.50 × 790,505,432,271.50
4. Step 4: Simplify right side
   358,695,892,757.50x = 624,898,838,450,751,104,090,112
5. Step 5: Solve for x
   x = 624,898,838,450,751,104,090,112/358,695,892,757.50
6. Step 6: Final answer
   x = 1,742,141,047,801.79