Finding the Fourth Proportional to 74,809.88, 112,152.72 and 30,457.52

Step by Step Solution

1. Step 1: Write the proportion equation
   74,809.88 : 112,152.72 = 30,457.52 : x
2. Step 2: Convert to fraction form
   74,809.88/112,152.72 = 30,457.52/x
3. Step 3: Cross multiply
   74,809.88x = 112,152.72 × 30,457.52
4. Step 4: Simplify right side
   74,809.88x = 3,415,893,712.45
5. Step 5: Solve for x
   x = 3,415,893,712.45/74,809.88
6. Step 6: Final answer
   x = 45,661.00