Finding the Third Proportional to 60,902,532 and 89,671,590

Step by Step Solution

1. Step 1: Write the proportion equation
   60,902,532 : 89,671,590 = 89,671,590 : x
2. Step 2: Convert to fraction form
   60,902,532/89,671,590 = 89,671,590/x
3. Step 3: Cross multiply
   60,902,532x = 89,671,590 × 89,671,590
4. Step 4: Simplify right side
   60,902,532x = 8,040,994,053,128,100
5. Step 5: Solve for x
   x = 8,040,994,053,128,100/60,902,532
6. Step 6: Final answer
   x = 132,030,537.80