Finding the Fourth Proportional to 4,857,300.25, 7,286,300.30 and 1,865,484.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,857,300.25 : 7,286,300.30 = 1,865,484.25 : x
2. Step 2: Convert to fraction form
   4,857,300.25/7,286,300.30 = 1,865,484.25/x
3. Step 3: Cross multiply
   4,857,300.25x = 7,286,300.30 × 1,865,484.25
4. Step 4: Simplify right side
   4,857,300.25x = 13,592,478,441,092.85
5. Step 5: Solve for x
   x = 13,592,478,441,092.85/4,857,300.25
6. Step 6: Final answer
   x = 2,798,360.76