Finding the Fourth Proportional to 212,301.06, 293,106.36 and 146,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   212,301.06 : 293,106.36 = 146,111.50 : x
2. Step 2: Convert to fraction form
   212,301.06/293,106.36 = 146,111.50/x
3. Step 3: Cross multiply
   212,301.06x = 293,106.36 × 146,111.50
4. Step 4: Simplify right side
   212,301.06x = 42,826,209,919.14
5. Step 5: Solve for x
   x = 42,826,209,919.14/212,301.06
6. Step 6: Final answer
   x = 201,723.96