Finding the Fourth Proportional to 127,401.84, 175,820.76 and 70,812

Step by Step Solution

1. Step 1: Write the proportion equation
   127,401.84 : 175,820.76 = 70,812 : x
2. Step 2: Convert to fraction form
   127,401.84/175,820.76 = 70,812/x
3. Step 3: Cross multiply
   127,401.84x = 175,820.76 × 70,812
4. Step 4: Simplify right side
   127,401.84x = 12,450,219,657.12
5. Step 5: Solve for x
   x = 12,450,219,657.12/127,401.84
6. Step 6: Final answer
   x = 97,724.02