Finding the Fourth Proportional to 42,670.80, 58,885.20 and 23,550.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,670.80 : 58,885.20 = 23,550.72 : x
2. Step 2: Convert to fraction form
   42,670.80/58,885.20 = 23,550.72/x
3. Step 3: Cross multiply
   42,670.80x = 58,885.20 × 23,550.72
4. Step 4: Simplify right side
   42,670.80x = 1,386,788,857.34
5. Step 5: Solve for x
   x = 1,386,788,857.34/42,670.80
6. Step 6: Final answer
   x = 32,499.72