Finding the Fourth Proportional to 58,742.47, 81,099.38 and 38,634.04

Step by Step Solution

1. Step 1: Write the proportion equation
   58,742.47 : 81,099.38 = 38,634.04 : x
2. Step 2: Convert to fraction form
   58,742.47/81,099.38 = 38,634.04/x
3. Step 3: Cross multiply
   58,742.47x = 81,099.38 × 38,634.04
4. Step 4: Simplify right side
   58,742.47x = 3,133,196,443.45
5. Step 5: Solve for x
   x = 3,133,196,443.45/58,742.47
6. Step 6: Final answer
   x = 53,337.84