Finding the Fourth Proportional to 127,091.30, 175,386.15 and 70,502.67

Step by Step Solution

1. Step 1: Write the proportion equation
   127,091.30 : 175,386.15 = 70,502.67 : x
2. Step 2: Convert to fraction form
   127,091.30/175,386.15 = 70,502.67/x
3. Step 3: Cross multiply
   127,091.30x = 175,386.15 × 70,502.67
4. Step 4: Simplify right side
   127,091.30x = 12,365,191,856.02
5. Step 5: Solve for x
   x = 12,365,191,856.02/127,091.30
6. Step 6: Final answer
   x = 97,293.77