Finding the Fourth Proportional to 89,466.72, 134,200.13 and 42,047.01

Step by Step Solution

1. Step 1: Write the proportion equation
   89,466.72 : 134,200.13 = 42,047.01 : x
2. Step 2: Convert to fraction form
   89,466.72/134,200.13 = 42,047.01/x
3. Step 3: Cross multiply
   89,466.72x = 134,200.13 × 42,047.01
4. Step 4: Simplify right side
   89,466.72x = 5,642,713,997.88
5. Step 5: Solve for x
   x = 5,642,713,997.88/89,466.72
6. Step 6: Final answer
   x = 63,070.54