Finding the Fourth Proportional to 1,432,930.52, 1,977,444.05 and 788,336.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,432,930.52 : 1,977,444.05 = 788,336.89 : x
2. Step 2: Convert to fraction form
   1,432,930.52/1,977,444.05 = 788,336.89/x
3. Step 3: Cross multiply
   1,432,930.52x = 1,977,444.05 × 788,336.89
4. Step 4: Simplify right side
   1,432,930.52x = 1,558,892,078,697.10
5. Step 5: Solve for x
   x = 1,558,892,078,697.10/1,432,930.52
6. Step 6: Final answer
   x = 1,087,904.86