Finding the Fourth Proportional to 70,404.14, 97,157.70 and 42,116.51

Step by Step Solution

1. Step 1: Write the proportion equation
   70,404.14 : 97,157.70 = 42,116.51 : x
2. Step 2: Convert to fraction form
   70,404.14/97,157.70 = 42,116.51/x
3. Step 3: Cross multiply
   70,404.14x = 97,157.70 × 42,116.51
4. Step 4: Simplify right side
   70,404.14x = 4,091,943,243.63
5. Step 5: Solve for x
   x = 4,091,943,243.63/70,404.14
6. Step 6: Final answer
   x = 58,120.78