Finding the Fourth Proportional to 291,123.86, 401,746.60 and 162,062.10

Step by Step Solution

1. Step 1: Write the proportion equation
   291,123.86 : 401,746.60 = 162,062.10 : x
2. Step 2: Convert to fraction form
   291,123.86/401,746.60 = 162,062.10/x
3. Step 3: Cross multiply
   291,123.86x = 401,746.60 × 162,062.10
4. Step 4: Simplify right side
   291,123.86x = 65,107,897,258.70
5. Step 5: Solve for x
   x = 65,107,897,258.70/291,123.86
6. Step 6: Final answer
   x = 223,643.29