Finding the Third Proportional to 17,796,271.50 and 39,011,647.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,796,271.50 : 39,011,647.50 = 39,011,647.50 : x
2. Step 2: Convert to fraction form
   17,796,271.50/39,011,647.50 = 39,011,647.50/x
3. Step 3: Cross multiply
   17,796,271.50x = 39,011,647.50 × 39,011,647.50
4. Step 4: Simplify right side
   17,796,271.50x = 1,521,908,640,664,256.25
5. Step 5: Solve for x
   x = 1,521,908,640,664,256.25/17,796,271.50
6. Step 6: Final answer
   x = 85,518,398.65