Finding the Fourth Proportional to 1,152,630,711.45, 1,593,311,145.17 and 1,028,414,054.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,630,711.45 : 1,593,311,145.17 = 1,028,414,054.07 : x
2. Step 2: Convert to fraction form
   1,152,630,711.45/1,593,311,145.17 = 1,028,414,054.07/x
3. Step 3: Cross multiply
   1,152,630,711.45x = 1,593,311,145.17 × 1,028,414,054.07
4. Step 4: Simplify right side
   1,152,630,711.45x = 1,638,583,574,194,052,096
5. Step 5: Solve for x
   x = 1,638,583,574,194,052,096/1,152,630,711.45
6. Step 6: Final answer
   x = 1,421,603,257.59