Finding the Fourth Proportional to 56,099.69, 77,326.72 and 48,813.13

Step by Step Solution

1. Step 1: Write the proportion equation
   56,099.69 : 77,326.72 = 48,813.13 : x
2. Step 2: Convert to fraction form
   56,099.69/77,326.72 = 48,813.13/x
3. Step 3: Cross multiply
   56,099.69x = 77,326.72 × 48,813.13
4. Step 4: Simplify right side
   56,099.69x = 3,774,559,210.46
5. Step 5: Solve for x
   x = 3,774,559,210.46/56,099.69
6. Step 6: Final answer
   x = 67,283.07