Finding the Fourth Proportional to 53,218, 73,441.35 and 29,345.48

Step by Step Solution

1. Step 1: Write the proportion equation
   53,218 : 73,441.35 = 29,345.48 : x
2. Step 2: Convert to fraction form
   53,218/73,441.35 = 29,345.48/x
3. Step 3: Cross multiply
   53,218x = 73,441.35 × 29,345.48
4. Step 4: Simplify right side
   53,218x = 2,155,171,667.60
5. Step 5: Solve for x
   x = 2,155,171,667.60/53,218
6. Step 6: Final answer
   x = 40,497.04