Finding the Fourth Proportional to 70,687.06, 97,507.47 and 42,376.30

Step by Step Solution

1. Step 1: Write the proportion equation
   70,687.06 : 97,507.47 = 42,376.30 : x
2. Step 2: Convert to fraction form
   70,687.06/97,507.47 = 42,376.30/x
3. Step 3: Cross multiply
   70,687.06x = 97,507.47 × 42,376.30
4. Step 4: Simplify right side
   70,687.06x = 4,132,005,800.96
5. Step 5: Solve for x
   x = 4,132,005,800.96/70,687.06
6. Step 6: Final answer
   x = 58,454.91