Finding the Fourth Proportional to 112,972.69, 155,901.00 and 65,225.01

Step by Step Solution

1. Step 1: Write the proportion equation
   112,972.69 : 155,901.00 = 65,225.01 : x
2. Step 2: Convert to fraction form
   112,972.69/155,901.00 = 65,225.01/x
3. Step 3: Cross multiply
   112,972.69x = 155,901.00 × 65,225.01
4. Step 4: Simplify right side
   112,972.69x = 10,168,645,113.23
5. Step 5: Solve for x
   x = 10,168,645,113.23/112,972.69
6. Step 6: Final answer
   x = 90,009.76