Finding the Fourth Proportional to 39,930,055.98, 55,103,477.22 and 21,595,341.48

Step by Step Solution

1. Step 1: Write the proportion equation
   39,930,055.98 : 55,103,477.22 = 21,595,341.48 : x
2. Step 2: Convert to fraction form
   39,930,055.98/55,103,477.22 = 21,595,341.48/x
3. Step 3: Cross multiply
   39,930,055.98x = 55,103,477.22 × 21,595,341.48
4. Step 4: Simplify right side
   39,930,055.98x = 1,189,978,407,301,301
5. Step 5: Solve for x
   x = 1,189,978,407,301,301/39,930,055.98
6. Step 6: Final answer
   x = 29,801,571.22