Finding the Fourth Proportional to 155,572, 233,392.56 and 57,076

Step by Step Solution

1. Step 1: Write the proportion equation
   155,572 : 233,392.56 = 57,076 : x
2. Step 2: Convert to fraction form
   155,572/233,392.56 = 57,076/x
3. Step 3: Cross multiply
   155,572x = 233,392.56 × 57,076
4. Step 4: Simplify right side
   155,572x = 13,321,113,754.56
5. Step 5: Solve for x
   x = 13,321,113,754.56/155,572
6. Step 6: Final answer
   x = 85,626.68