Finding the Third Proportional to 59,902,702 and 85,602,518

Step by Step Solution

1. Step 1: Write the proportion equation
   59,902,702 : 85,602,518 = 85,602,518 : x
2. Step 2: Convert to fraction form
   59,902,702/85,602,518 = 85,602,518/x
3. Step 3: Cross multiply
   59,902,702x = 85,602,518 × 85,602,518
4. Step 4: Simplify right side
   59,902,702x = 7,327,791,087,940,324
5. Step 5: Solve for x
   x = 7,327,791,087,940,324/59,902,702
6. Step 6: Final answer
   x = 122,328,222.99