Finding the Fourth Proportional to 107,970.69, 148,999.71 and 60,227.10

Step by Step Solution

1. Step 1: Write the proportion equation
   107,970.69 : 148,999.71 = 60,227.10 : x
2. Step 2: Convert to fraction form
   107,970.69/148,999.71 = 60,227.10/x
3. Step 3: Cross multiply
   107,970.69x = 148,999.71 × 60,227.10
4. Step 4: Simplify right side
   107,970.69x = 8,973,820,434.14
5. Step 5: Solve for x
   x = 8,973,820,434.14/107,970.69
6. Step 6: Final answer
   x = 83,113.49