Finding the Fourth Proportional to 139,955,216.10, 209,778,859.35 and 49,032,003.30

Step by Step Solution

1. Step 1: Write the proportion equation
   139,955,216.10 : 209,778,859.35 = 49,032,003.30 : x
2. Step 2: Convert to fraction form
   139,955,216.10/209,778,859.35 = 49,032,003.30/x
3. Step 3: Cross multiply
   139,955,216.10x = 209,778,859.35 × 49,032,003.30
4. Step 4: Simplify right side
   139,955,216.10x = 10,285,877,723,919,434
5. Step 5: Solve for x
   x = 10,285,877,723,919,434/139,955,216.10
6. Step 6: Final answer
   x = 73,494,064.82