Finding the Fourth Proportional to 4,788,008.82, 6,607,448.64 and 3,069,128.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,788,008.82 : 6,607,448.64 = 3,069,128.88 : x
2. Step 2: Convert to fraction form
   4,788,008.82/6,607,448.64 = 3,069,128.88/x
3. Step 3: Cross multiply
   4,788,008.82x = 6,607,448.64 × 3,069,128.88
4. Step 4: Simplify right side
   4,788,008.82x = 20,279,111,444,140.72
5. Step 5: Solve for x
   x = 20,279,111,444,140.72/4,788,008.82
6. Step 6: Final answer
   x = 4,235,395.59