Finding the Fourth Proportional to 67,774.40, 93,561.72 and 45,126.80

Step by Step Solution

1. Step 1: Write the proportion equation
   67,774.40 : 93,561.72 = 45,126.80 : x
2. Step 2: Convert to fraction form
   67,774.40/93,561.72 = 45,126.80/x
3. Step 3: Cross multiply
   67,774.40x = 93,561.72 × 45,126.80
4. Step 4: Simplify right side
   67,774.40x = 4,222,141,026.10
5. Step 5: Solve for x
   x = 4,222,141,026.10/67,774.40
6. Step 6: Final answer
   x = 62,296.99