Finding the Fourth Proportional to 58,111.07, 80,195.90 and 45,513.95

Step by Step Solution

1. Step 1: Write the proportion equation
   58,111.07 : 80,195.90 = 45,513.95 : x
2. Step 2: Convert to fraction form
   58,111.07/80,195.90 = 45,513.95/x
3. Step 3: Cross multiply
   58,111.07x = 80,195.90 × 45,513.95
4. Step 4: Simplify right side
   58,111.07x = 3,650,031,554.26
5. Step 5: Solve for x
   x = 3,650,031,554.26/58,111.07
6. Step 6: Final answer
   x = 62,811.30