Finding the Third Proportional to 518,060,071.50 and 1,056,930,580.50

Step by Step Solution

1. Step 1: Write the proportion equation
   518,060,071.50 : 1,056,930,580.50 = 1,056,930,580.50 : x
2. Step 2: Convert to fraction form
   518,060,071.50/1,056,930,580.50 = 1,056,930,580.50/x
3. Step 3: Cross multiply
   518,060,071.50x = 1,056,930,580.50 × 1,056,930,580.50
4. Step 4: Simplify right side
   518,060,071.50x = 1,117,102,251,996,066,944
5. Step 5: Solve for x
   x = 1,117,102,251,996,066,944/518,060,071.50
6. Step 6: Final answer
   x = 2,156,317,989.85