Finding the Third Proportional to 111,849,798 and 243,060,345.75

Step by Step Solution

1. Step 1: Write the proportion equation
   111,849,798 : 243,060,345.75 = 243,060,345.75 : x
2. Step 2: Convert to fraction form
   111,849,798/243,060,345.75 = 243,060,345.75/x
3. Step 3: Cross multiply
   111,849,798x = 243,060,345.75 × 243,060,345.75
4. Step 4: Simplify right side
   111,849,798x = 59,078,331,676,109,544
5. Step 5: Solve for x
   x = 59,078,331,676,109,544/111,849,798
6. Step 6: Final answer
   x = 528,193,458.84