Finding the Fourth Proportional to 118,667.13, 177,978.01 and 35,561.13

Step by Step Solution

1. Step 1: Write the proportion equation
   118,667.13 : 177,978.01 = 35,561.13 : x
2. Step 2: Convert to fraction form
   118,667.13/177,978.01 = 35,561.13/x
3. Step 3: Cross multiply
   118,667.13x = 177,978.01 × 35,561.13
4. Step 4: Simplify right side
   118,667.13x = 6,329,099,150.75
5. Step 5: Solve for x
   x = 6,329,099,150.75/118,667.13
6. Step 6: Final answer
   x = 53,334.90