Finding the Fourth Proportional to 193,380.12, 290,070.72 and 60,264.72

Step by Step Solution

1. Step 1: Write the proportion equation
   193,380.12 : 290,070.72 = 60,264.72 : x
2. Step 2: Convert to fraction form
   193,380.12/290,070.72 = 60,264.72/x
3. Step 3: Cross multiply
   193,380.12x = 290,070.72 × 60,264.72
4. Step 4: Simplify right side
   193,380.12x = 17,481,030,721.00
5. Step 5: Solve for x
   x = 17,481,030,721.00/193,380.12
6. Step 6: Final answer
   x = 90,397.25