Finding the Fourth Proportional to 2,902,221.69, 4,353,430.83 and 772,307.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,902,221.69 : 4,353,430.83 = 772,307.85 : x
2. Step 2: Convert to fraction form
   2,902,221.69/4,353,430.83 = 772,307.85/x
3. Step 3: Cross multiply
   2,902,221.69x = 4,353,430.83 × 772,307.85
4. Step 4: Simplify right side
   2,902,221.69x = 3,362,188,804,441.02
5. Step 5: Solve for x
   x = 3,362,188,804,441.02/2,902,221.69
6. Step 6: Final answer
   x = 1,158,487.93