Finding the Fourth Proportional to 60,430.80, 83,385.12 and 33,570.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,430.80 : 83,385.12 = 33,570.72 : x
2. Step 2: Convert to fraction form
   60,430.80/83,385.12 = 33,570.72/x
3. Step 3: Cross multiply
   60,430.80x = 83,385.12 × 33,570.72
4. Step 4: Simplify right side
   60,430.80x = 2,799,298,515.69
5. Step 5: Solve for x
   x = 2,799,298,515.69/60,430.80
6. Step 6: Final answer
   x = 46,322.38