Finding the Fourth Proportional to 83,570.31, 125,237.61 and 46,147.23

Step by Step Solution

1. Step 1: Write the proportion equation
   83,570.31 : 125,237.61 = 46,147.23 : x
2. Step 2: Convert to fraction form
   83,570.31/125,237.61 = 46,147.23/x
3. Step 3: Cross multiply
   83,570.31x = 125,237.61 × 46,147.23
4. Step 4: Simplify right side
   83,570.31x = 5,779,369,436.01
5. Step 5: Solve for x
   x = 5,779,369,436.01/83,570.31
6. Step 6: Final answer
   x = 69,155.77