Finding the Fourth Proportional to 341,822.13, 471,724.05 and 188,870.17

Step by Step Solution

1. Step 1: Write the proportion equation
   341,822.13 : 471,724.05 = 188,870.17 : x
2. Step 2: Convert to fraction form
   341,822.13/471,724.05 = 188,870.17/x
3. Step 3: Cross multiply
   341,822.13x = 471,724.05 × 188,870.17
4. Step 4: Simplify right side
   341,822.13x = 89,094,601,516.59
5. Step 5: Solve for x
   x = 89,094,601,516.59/341,822.13
6. Step 6: Final answer
   x = 260,646.09