Finding the Fourth Proportional to 2,307,087.49, 3,184,051.25 and 1,389,779.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307,087.49 : 3,184,051.25 = 1,389,779.72 : x
2. Step 2: Convert to fraction form
   2,307,087.49/3,184,051.25 = 1,389,779.72/x
3. Step 3: Cross multiply
   2,307,087.49x = 3,184,051.25 × 1,389,779.72
4. Step 4: Simplify right side
   2,307,087.49x = 4,425,129,868,186.57
5. Step 5: Solve for x
   x = 4,425,129,868,186.57/2,307,087.49
6. Step 6: Final answer
   x = 1,918,058.98