Finding the Fourth Proportional to 42,529.51, 58,592.46 and 30,572.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,529.51 : 58,592.46 = 30,572.16 : x
2. Step 2: Convert to fraction form
   42,529.51/58,592.46 = 30,572.16/x
3. Step 3: Cross multiply
   42,529.51x = 58,592.46 × 30,572.16
4. Step 4: Simplify right side
   42,529.51x = 1,791,298,061.91
5. Step 5: Solve for x
   x = 1,791,298,061.91/42,529.51
6. Step 6: Final answer
   x = 42,118.94