Finding the Fourth Proportional to 70,380.56, 97,122.84 and 42,071.60

Step by Step Solution

1. Step 1: Write the proportion equation
   70,380.56 : 97,122.84 = 42,071.60 : x
2. Step 2: Convert to fraction form
   70,380.56/97,122.84 = 42,071.60/x
3. Step 3: Cross multiply
   70,380.56x = 97,122.84 × 42,071.60
4. Step 4: Simplify right side
   70,380.56x = 4,086,113,275.34
5. Step 5: Solve for x
   x = 4,086,113,275.34/70,380.56
6. Step 6: Final answer
   x = 58,057.41