Finding the Fourth Proportional to 28,249,019.98, 42,373,923.60 and 8,054,261.98

Step by Step Solution

1. Step 1: Write the proportion equation
   28,249,019.98 : 42,373,923.60 = 8,054,261.98 : x
2. Step 2: Convert to fraction form
   28,249,019.98/42,373,923.60 = 8,054,261.98/x
3. Step 3: Cross multiply
   28,249,019.98x = 42,373,923.60 × 8,054,261.98
4. Step 4: Simplify right side
   28,249,019.98x = 341,290,681,794,904.75
5. Step 5: Solve for x
   x = 341,290,681,794,904.75/28,249,019.98
6. Step 6: Final answer
   x = 12,081,505.20