Finding the Fourth Proportional to 69,803.61, 104,705.43 and 48,784.70

Step by Step Solution

1. Step 1: Write the proportion equation
   69,803.61 : 104,705.43 = 48,784.70 : x
2. Step 2: Convert to fraction form
   69,803.61/104,705.43 = 48,784.70/x
3. Step 3: Cross multiply
   69,803.61x = 104,705.43 × 48,784.70
4. Step 4: Simplify right side
   69,803.61x = 5,108,022,480.77
5. Step 5: Solve for x
   x = 5,108,022,480.77/69,803.61
6. Step 6: Final answer
   x = 73,177.06