Finding the Fourth Proportional to 42,322.61, 58,386.41 and 27,212.47

Step by Step Solution

1. Step 1: Write the proportion equation
   42,322.61 : 58,386.41 = 27,212.47 : x
2. Step 2: Convert to fraction form
   42,322.61/58,386.41 = 27,212.47/x
3. Step 3: Cross multiply
   42,322.61x = 58,386.41 × 27,212.47
4. Step 4: Simplify right side
   42,322.61x = 1,588,838,430.53
5. Step 5: Solve for x
   x = 1,588,838,430.53/42,322.61
6. Step 6: Final answer
   x = 37,541.13