Finding the Fourth Proportional to 10,803,678.21, 14,908,518.59 and 5,907,947.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,803,678.21 : 14,908,518.59 = 5,907,947.49 : x
2. Step 2: Convert to fraction form
   10,803,678.21/14,908,518.59 = 5,907,947.49/x
3. Step 3: Cross multiply
   10,803,678.21x = 14,908,518.59 × 5,907,947.49
4. Step 4: Simplify right side
   10,803,678.21x = 88,078,744,953,869.11
5. Step 5: Solve for x
   x = 88,078,744,953,869.11/10,803,678.21
6. Step 6: Final answer
   x = 8,152,662.75