Finding the Fourth Proportional to 110,690.78, 152,752.76 and 60,389.78

Step by Step Solution

1. Step 1: Write the proportion equation
   110,690.78 : 152,752.76 = 60,389.78 : x
2. Step 2: Convert to fraction form
   110,690.78/152,752.76 = 60,389.78/x
3. Step 3: Cross multiply
   110,690.78x = 152,752.76 × 60,389.78
4. Step 4: Simplify right side
   110,690.78x = 9,224,705,570.79
5. Step 5: Solve for x
   x = 9,224,705,570.79/110,690.78
6. Step 6: Final answer
   x = 83,337.61