Finding the Fourth Proportional to 189,123.12, 283,700.52 and 48,884.40

Step by Step Solution

1. Step 1: Write the proportion equation
   189,123.12 : 283,700.52 = 48,884.40 : x
2. Step 2: Convert to fraction form
   189,123.12/283,700.52 = 48,884.40/x
3. Step 3: Cross multiply
   189,123.12x = 283,700.52 × 48,884.40
4. Step 4: Simplify right side
   189,123.12x = 13,868,529,699.89
5. Step 5: Solve for x
   x = 13,868,529,699.89/189,123.12
6. Step 6: Final answer
   x = 73,330.69