Finding the Fourth Proportional to 115,074,095.07, 172,679,243.49 and 42,341,951.72

Step by Step Solution

1. Step 1: Write the proportion equation
   115,074,095.07 : 172,679,243.49 = 42,341,951.72 : x
2. Step 2: Convert to fraction form
   115,074,095.07/172,679,243.49 = 42,341,951.72/x
3. Step 3: Cross multiply
   115,074,095.07x = 172,679,243.49 × 42,341,951.72
4. Step 4: Simplify right side
   115,074,095.07x = 7,311,576,190,036,309
5. Step 5: Solve for x
   x = 7,311,576,190,036,309/115,074,095.07
6. Step 6: Final answer
   x = 63,537,985.55