Finding the Fourth Proportional to 78,736.02, 108,655.68 and 42,926.04

Step by Step Solution

1. Step 1: Write the proportion equation
   78,736.02 : 108,655.68 = 42,926.04 : x
2. Step 2: Convert to fraction form
   78,736.02/108,655.68 = 42,926.04/x
3. Step 3: Cross multiply
   78,736.02x = 108,655.68 × 42,926.04
4. Step 4: Simplify right side
   78,736.02x = 4,664,158,065.91
5. Step 5: Solve for x
   x = 4,664,158,065.91/78,736.02
6. Step 6: Final answer
   x = 59,237.92