Finding the Fourth Proportional to 83,570.69, 125,238.18 and 46,147.61

Step by Step Solution

1. Step 1: Write the proportion equation
   83,570.69 : 125,238.18 = 46,147.61 : x
2. Step 2: Convert to fraction form
   83,570.69/125,238.18 = 46,147.61/x
3. Step 3: Cross multiply
   83,570.69x = 125,238.18 × 46,147.61
4. Step 4: Simplify right side
   83,570.69x = 5,779,443,000.85
5. Step 5: Solve for x
   x = 5,779,443,000.85/83,570.69
6. Step 6: Final answer
   x = 69,156.34