Finding the Third Proportional to 111,849,793.88 and 243,060,345

Step by Step Solution

1. Step 1: Write the proportion equation
   111,849,793.88 : 243,060,345 = 243,060,345 : x
2. Step 2: Convert to fraction form
   111,849,793.88/243,060,345 = 243,060,345/x
3. Step 3: Cross multiply
   111,849,793.88x = 243,060,345 × 243,060,345
4. Step 4: Simplify right side
   111,849,793.88x = 59,078,331,311,519,024
5. Step 5: Solve for x
   x = 59,078,331,311,519,024/111,849,793.88
6. Step 6: Final answer
   x = 528,193,475.06