Finding the Fourth Proportional to 58,667.61, 80,961.69 and 31,810.53

Step by Step Solution

1. Step 1: Write the proportion equation
   58,667.61 : 80,961.69 = 31,810.53 : x
2. Step 2: Convert to fraction form
   58,667.61/80,961.69 = 31,810.53/x
3. Step 3: Cross multiply
   58,667.61x = 80,961.69 × 31,810.53
4. Step 4: Simplify right side
   58,667.61x = 2,575,434,268.60
5. Step 5: Solve for x
   x = 2,575,434,268.60/58,667.61
6. Step 6: Final answer
   x = 43,898.74