Finding the Fourth Proportional to 175,714,629.57, 263,386,111.05 and 64,979,146.89

Step by Step Solution

1. Step 1: Write the proportion equation
   175,714,629.57 : 263,386,111.05 = 64,979,146.89 : x
2. Step 2: Convert to fraction form
   175,714,629.57/263,386,111.05 = 64,979,146.89/x
3. Step 3: Cross multiply
   175,714,629.57x = 263,386,111.05 × 64,979,146.89
4. Step 4: Simplify right side
   175,714,629.57x = 17,114,604,798,703,804
5. Step 5: Solve for x
   x = 17,114,604,798,703,804/175,714,629.57
6. Step 6: Final answer
   x = 97,399,999.31