Finding the Fourth Proportional to 112,544.93, 155,325.39 and 64,807.58

Step by Step Solution

1. Step 1: Write the proportion equation
   112,544.93 : 155,325.39 = 64,807.58 : x
2. Step 2: Convert to fraction form
   112,544.93/155,325.39 = 64,807.58/x
3. Step 3: Cross multiply
   112,544.93x = 155,325.39 × 64,807.58
4. Step 4: Simplify right side
   112,544.93x = 10,066,261,861.83
5. Step 5: Solve for x
   x = 10,066,261,861.83/112,544.93
6. Step 6: Final answer
   x = 89,442.17