Finding the Fourth Proportional to 1,375,593,692.64, 2,061,481,550.70 and 626,779,463.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375,593,692.64 : 2,061,481,550.70 = 626,779,463.52 : x
2. Step 2: Convert to fraction form
   1,375,593,692.64/2,061,481,550.70 = 626,779,463.52/x
3. Step 3: Cross multiply
   1,375,593,692.64x = 2,061,481,550.70 × 626,779,463.52
4. Step 4: Simplify right side
   1,375,593,692.64x = 1,292,094,300,404,123,648
5. Step 5: Solve for x
   x = 1,292,094,300,404,123,648/1,375,593,692.64
6. Step 6: Final answer
   x = 939,299,378.38