Finding the Fourth Proportional to 97,978.56, 147,002.40 and 35,655.36

Step by Step Solution

1. Step 1: Write the proportion equation
   97,978.56 : 147,002.40 = 35,655.36 : x
2. Step 2: Convert to fraction form
   97,978.56/147,002.40 = 35,655.36/x
3. Step 3: Cross multiply
   97,978.56x = 147,002.40 × 35,655.36
4. Step 4: Simplify right side
   97,978.56x = 5,241,423,492.86
5. Step 5: Solve for x
   x = 5,241,423,492.86/97,978.56
6. Step 6: Final answer
   x = 53,495.62