Finding the Fourth Proportional to 111,152.18, 153,404.61 and 63,394.58

Step by Step Solution

1. Step 1: Write the proportion equation
   111,152.18 : 153,404.61 = 63,394.58 : x
2. Step 2: Convert to fraction form
   111,152.18/153,404.61 = 63,394.58/x
3. Step 3: Cross multiply
   111,152.18x = 153,404.61 × 63,394.58
4. Step 4: Simplify right side
   111,152.18x = 9,725,020,821.01
5. Step 5: Solve for x
   x = 9,725,020,821.01/111,152.18
6. Step 6: Final answer
   x = 87,492.85