Finding the Fourth Proportional to 478,655.42, 718,068.52 and 158,826.50

Step by Step Solution

1. Step 1: Write the proportion equation
   478,655.42 : 718,068.52 = 158,826.50 : x
2. Step 2: Convert to fraction form
   478,655.42/718,068.52 = 158,826.50/x
3. Step 3: Cross multiply
   478,655.42x = 718,068.52 × 158,826.50
4. Step 4: Simplify right side
   478,655.42x = 114,048,309,791.78
5. Step 5: Solve for x
   x = 114,048,309,791.78/478,655.42
6. Step 6: Final answer
   x = 238,268.08