Finding the Fourth Proportional to 107,109.94, 147,641.20 and 84,412.52

Step by Step Solution

1. Step 1: Write the proportion equation
   107,109.94 : 147,641.20 = 84,412.52 : x
2. Step 2: Convert to fraction form
   107,109.94/147,641.20 = 84,412.52/x
3. Step 3: Cross multiply
   107,109.94x = 147,641.20 × 84,412.52
4. Step 4: Simplify right side
   107,109.94x = 12,462,765,325.76
5. Step 5: Solve for x
   x = 12,462,765,325.76/107,109.94
6. Step 6: Final answer
   x = 116,354.90