Finding the Fourth Proportional to 112,213.59, 154,877.80 and 68,613.59

Step by Step Solution

1. Step 1: Write the proportion equation
   112,213.59 : 154,877.80 = 68,613.59 : x
2. Step 2: Convert to fraction form
   112,213.59/154,877.80 = 68,613.59/x
3. Step 3: Cross multiply
   112,213.59x = 154,877.80 × 68,613.59
4. Step 4: Simplify right side
   112,213.59x = 10,626,722,084.96
5. Step 5: Solve for x
   x = 10,626,722,084.96/112,213.59
6. Step 6: Final answer
   x = 94,700.85