Finding the Fourth Proportional to 107,320.79, 160,981.18 and 37,200.10

Step by Step Solution

1. Step 1: Write the proportion equation
   107,320.79 : 160,981.18 = 37,200.10 : x
2. Step 2: Convert to fraction form
   107,320.79/160,981.18 = 37,200.10/x
3. Step 3: Cross multiply
   107,320.79x = 160,981.18 × 37,200.10
4. Step 4: Simplify right side
   107,320.79x = 5,988,515,994.12
5. Step 5: Solve for x
   x = 5,988,515,994.12/107,320.79
6. Step 6: Final answer
   x = 55,800.15