Finding the Fourth Proportional to 112,819.99, 155,686.25 and 67,522.93

Step by Step Solution

1. Step 1: Write the proportion equation
   112,819.99 : 155,686.25 = 67,522.93 : x
2. Step 2: Convert to fraction form
   112,819.99/155,686.25 = 67,522.93/x
3. Step 3: Cross multiply
   112,819.99x = 155,686.25 × 67,522.93
4. Step 4: Simplify right side
   112,819.99x = 10,512,391,423.10
5. Step 5: Solve for x
   x = 10,512,391,423.10/112,819.99
6. Step 6: Final answer
   x = 93,178.45