Finding the Third Proportional to 111,849,804.75 and 243,060,366

Step by Step Solution

1. Step 1: Write the proportion equation
   111,849,804.75 : 243,060,366 = 243,060,366 : x
2. Step 2: Convert to fraction form
   111,849,804.75/243,060,366 = 243,060,366/x
3. Step 3: Cross multiply
   111,849,804.75x = 243,060,366 × 243,060,366
4. Step 4: Simplify right side
   111,849,804.75x = 59,078,341,520,053,952
5. Step 5: Solve for x
   x = 59,078,341,520,053,952/111,849,804.75
6. Step 6: Final answer
   x = 528,193,514.97