Finding the Fourth Proportional to 127,144.32, 175,457.52 and 70,554.48

Step by Step Solution

1. Step 1: Write the proportion equation
   127,144.32 : 175,457.52 = 70,554.48 : x
2. Step 2: Convert to fraction form
   127,144.32/175,457.52 = 70,554.48/x
3. Step 3: Cross multiply
   127,144.32x = 175,457.52 × 70,554.48
4. Step 4: Simplify right side
   127,144.32x = 12,379,314,085.69
5. Step 5: Solve for x
   x = 12,379,314,085.69/127,144.32
6. Step 6: Final answer
   x = 97,364.27