Finding the Fourth Proportional to 222,937.71, 334,417.50 and 89,799.99

Step by Step Solution

1. Step 1: Write the proportion equation
   222,937.71 : 334,417.50 = 89,799.99 : x
2. Step 2: Convert to fraction form
   222,937.71/334,417.50 = 89,799.99/x
3. Step 3: Cross multiply
   222,937.71x = 334,417.50 × 89,799.99
4. Step 4: Simplify right side
   222,937.71x = 30,030,688,155.83
5. Step 5: Solve for x
   x = 30,030,688,155.83/222,937.71
6. Step 6: Final answer
   x = 134,704.39