Finding the Fourth Proportional to 1,530,814,484.32, 2,112,630,162.86 and 928,010,514.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,530,814,484.32 : 2,112,630,162.86 = 928,010,514.40 : x
2. Step 2: Convert to fraction form
   1,530,814,484.32/2,112,630,162.86 = 928,010,514.40/x
3. Step 3: Cross multiply
   1,530,814,484.32x = 2,112,630,162.86 × 928,010,514.40
4. Step 4: Simplify right side
   1,530,814,484.32x = 1,960,543,004,169,702,912
5. Step 5: Solve for x
   x = 1,960,543,004,169,702,912/1,530,814,484.32
6. Step 6: Final answer
   x = 1,280,718,874.99