Finding the Fourth Proportional to 103,929, 155,901.60 and 37,377.78

Step by Step Solution

1. Step 1: Write the proportion equation
   103,929 : 155,901.60 = 37,377.78 : x
2. Step 2: Convert to fraction form
   103,929/155,901.60 = 37,377.78/x
3. Step 3: Cross multiply
   103,929x = 155,901.60 × 37,377.78
4. Step 4: Simplify right side
   103,929x = 5,827,255,706.45
5. Step 5: Solve for x
   x = 5,827,255,706.45/103,929
6. Step 6: Final answer
   x = 56,069.58