Finding the Third Proportional to 25,520,359.50 and 56,000,821.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,520,359.50 : 56,000,821.50 = 56,000,821.50 : x
2. Step 2: Convert to fraction form
   25,520,359.50/56,000,821.50 = 56,000,821.50/x
3. Step 3: Cross multiply
   25,520,359.50x = 56,000,821.50 × 56,000,821.50
4. Step 4: Simplify right side
   25,520,359.50x = 3,136,092,008,674,862
5. Step 5: Solve for x
   x = 3,136,092,008,674,862/25,520,359.50
6. Step 6: Final answer
   x = 122,885,886.80