Finding the Fourth Proportional to 291,342.89, 402,060.71 and 164,023.04

Step by Step Solution

1. Step 1: Write the proportion equation
   291,342.89 : 402,060.71 = 164,023.04 : x
2. Step 2: Convert to fraction form
   291,342.89/402,060.71 = 164,023.04/x
3. Step 3: Cross multiply
   291,342.89x = 402,060.71 × 164,023.04
4. Step 4: Simplify right side
   291,342.89x = 65,947,219,918.76
5. Step 5: Solve for x
   x = 65,947,219,918.76/291,342.89
6. Step 6: Final answer
   x = 226,356.03