Finding the Fourth Proportional to 37,144,764.18, 55,715,648.31 and 18,948,560.22

Step by Step Solution

1. Step 1: Write the proportion equation
   37,144,764.18 : 55,715,648.31 = 18,948,560.22 : x
2. Step 2: Convert to fraction form
   37,144,764.18/55,715,648.31 = 18,948,560.22/x
3. Step 3: Cross multiply
   37,144,764.18x = 55,715,648.31 × 18,948,560.22
4. Step 4: Simplify right side
   37,144,764.18x = 1,055,731,317,198,376.25
5. Step 5: Solve for x
   x = 1,055,731,317,198,376.25/37,144,764.18
6. Step 6: Final answer
   x = 28,422,076.18