Finding the Fourth Proportional to 84,250.95, 126,362.69 and 28,091.53

Step by Step Solution

1. Step 1: Write the proportion equation
   84,250.95 : 126,362.69 = 28,091.53 : x
2. Step 2: Convert to fraction form
   84,250.95/126,362.69 = 28,091.53/x
3. Step 3: Cross multiply
   84,250.95x = 126,362.69 × 28,091.53
4. Step 4: Simplify right side
   84,250.95x = 3,549,721,104.01
5. Step 5: Solve for x
   x = 3,549,721,104.01/84,250.95
6. Step 6: Final answer
   x = 42,132.71