Finding the Fourth Proportional to 42,533.91, 58,663.85 and 27,429.03

Step by Step Solution

1. Step 1: Write the proportion equation
   42,533.91 : 58,663.85 = 27,429.03 : x
2. Step 2: Convert to fraction form
   42,533.91/58,663.85 = 27,429.03/x
3. Step 3: Cross multiply
   42,533.91x = 58,663.85 × 27,429.03
4. Step 4: Simplify right side
   42,533.91x = 1,609,092,364.42
5. Step 5: Solve for x
   x = 1,609,092,364.42/42,533.91
6. Step 6: Final answer
   x = 37,830.81