Finding the Fourth Proportional to 70,986.96, 97,948.37 and 42,694.47

Step by Step Solution

1. Step 1: Write the proportion equation
   70,986.96 : 97,948.37 = 42,694.47 : x
2. Step 2: Convert to fraction form
   70,986.96/97,948.37 = 42,694.47/x
3. Step 3: Cross multiply
   70,986.96x = 97,948.37 × 42,694.47
4. Step 4: Simplify right side
   70,986.96x = 4,181,853,851.25
5. Step 5: Solve for x
   x = 4,181,853,851.25/70,986.96
6. Step 6: Final answer
   x = 58,910.17