Finding the Fourth Proportional to 5,355,108.96, 7,389,848.55 and 2,907,667.09

Step by Step Solution

1. Step 1: Write the proportion equation
   5,355,108.96 : 7,389,848.55 = 2,907,667.09 : x
2. Step 2: Convert to fraction form
   5,355,108.96/7,389,848.55 = 2,907,667.09/x
3. Step 3: Cross multiply
   5,355,108.96x = 7,389,848.55 × 2,907,667.09
4. Step 4: Simplify right side
   5,355,108.96x = 21,487,219,428,919.22
5. Step 5: Solve for x
   x = 21,487,219,428,919.22/5,355,108.96
6. Step 6: Final answer
   x = 4,012,471.00