Finding the Fourth Proportional to 3,672,970.50, 5,506,300.35 and 1,276,503.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672,970.50 : 5,506,300.35 = 1,276,503.78 : x
2. Step 2: Convert to fraction form
   3,672,970.50/5,506,300.35 = 1,276,503.78/x
3. Step 3: Cross multiply
   3,672,970.50x = 5,506,300.35 × 1,276,503.78
4. Step 4: Simplify right side
   3,672,970.50x = 7,028,813,210,590.32
5. Step 5: Solve for x
   x = 7,028,813,210,590.32/3,672,970.50
6. Step 6: Final answer
   x = 1,913,659.04