Finding the Fourth Proportional to 149,130.06, 223,697.52 and 78,864.18

Step by Step Solution

1. Step 1: Write the proportion equation
   149,130.06 : 223,697.52 = 78,864.18 : x
2. Step 2: Convert to fraction form
   149,130.06/223,697.52 = 78,864.18/x
3. Step 3: Cross multiply
   149,130.06x = 223,697.52 × 78,864.18
4. Step 4: Simplify right side
   149,130.06x = 17,641,721,482.83
5. Step 5: Solve for x
   x = 17,641,721,482.83/149,130.06
6. Step 6: Final answer
   x = 118,297.56