Finding the Fourth Proportional to 74,790.18, 112,152.38 and 28,010.25

Step by Step Solution

1. Step 1: Write the proportion equation
   74,790.18 : 112,152.38 = 28,010.25 : x
2. Step 2: Convert to fraction form
   74,790.18/112,152.38 = 28,010.25/x
3. Step 3: Cross multiply
   74,790.18x = 112,152.38 × 28,010.25
4. Step 4: Simplify right side
   74,790.18x = 3,141,416,061.84
5. Step 5: Solve for x
   x = 3,141,416,061.84/74,790.18
6. Step 6: Final answer
   x = 42,003.06