Finding the Fourth Proportional to 2,578,485.50, 3,558,420.69 and 1,432,565.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578,485.50 : 3,558,420.69 = 1,432,565.84 : x
2. Step 2: Convert to fraction form
   2,578,485.50/3,558,420.69 = 1,432,565.84/x
3. Step 3: Cross multiply
   2,578,485.50x = 3,558,420.69 × 1,432,565.84
4. Step 4: Simplify right side
   2,578,485.50x = 5,097,671,907,051.13
5. Step 5: Solve for x
   x = 5,097,671,907,051.13/2,578,485.50
6. Step 6: Final answer
   x = 1,977,002.36