Finding the Fourth Proportional to 9,705,744, 13,393,926.72 and 5,413,392

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705,744 : 13,393,926.72 = 5,413,392 : x
2. Step 2: Convert to fraction form
   9,705,744/13,393,926.72 = 5,413,392/x
3. Step 3: Cross multiply
   9,705,744x = 13,393,926.72 × 5,413,392
4. Step 4: Simplify right side
   9,705,744x = 72,506,575,754,634.25
5. Step 5: Solve for x
   x = 72,506,575,754,634.25/9,705,744
6. Step 6: Final answer
   x = 7,470,480.96