Finding the Third Proportional to 2,570,868,234 and 5,214,023,428.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570,868,234 : 5,214,023,428.50 = 5,214,023,428.50 : x
2. Step 2: Convert to fraction form
   2,570,868,234/5,214,023,428.50 = 5,214,023,428.50/x
3. Step 3: Cross multiply
   2,570,868,234x = 5,214,023,428.50 × 5,214,023,428.50
4. Step 4: Simplify right side
   2,570,868,234x = 27,186,040,312,946,892,800
5. Step 5: Solve for x
   x = 27,186,040,312,946,892,800/2,570,868,234
6. Step 6: Final answer
   x = 10,574,653,322.72