Finding the Fourth Proportional to 116,900.18, 175,307.18 and 42,000.24

Step by Step Solution

1. Step 1: Write the proportion equation
   116,900.18 : 175,307.18 = 42,000.24 : x
2. Step 2: Convert to fraction form
   116,900.18/175,307.18 = 42,000.24/x
3. Step 3: Cross multiply
   116,900.18x = 175,307.18 × 42,000.24
4. Step 4: Simplify right side
   116,900.18x = 7,362,943,633.72
5. Step 5: Solve for x
   x = 7,362,943,633.72/116,900.18
6. Step 6: Final answer
   x = 62,984.88