Finding the Third Proportional to 87,648,063,499.50 and 191,433,264,060

Step by Step Solution

1. Step 1: Write the proportion equation
   87,648,063,499.50 : 191,433,264,060 = 191,433,264,060 : x
2. Step 2: Convert to fraction form
   87,648,063,499.50/191,433,264,060 = 191,433,264,060/x
3. Step 3: Cross multiply
   87,648,063,499.50x = 191,433,264,060 × 191,433,264,060
4. Step 4: Simplify right side
   87,648,063,499.50x = 36,646,694,588,665,689,014,272
5. Step 5: Solve for x
   x = 36,646,694,588,665,689,014,272/87,648,063,499.50
6. Step 6: Final answer
   x = 418,111,856,959.34