Finding the Fourth Proportional to 996,590,019.34, 1,493,481,526.26 and 762,514,505.98

Step by Step Solution

1. Step 1: Write the proportion equation
   996,590,019.34 : 1,493,481,526.26 = 762,514,505.98 : x
2. Step 2: Convert to fraction form
   996,590,019.34/1,493,481,526.26 = 762,514,505.98/x
3. Step 3: Cross multiply
   996,590,019.34x = 1,493,481,526.26 × 762,514,505.98
4. Step 4: Simplify right side
   996,590,019.34x = 1,138,801,328,186,400,256
5. Step 5: Solve for x
   x = 1,138,801,328,186,400,256/996,590,019.34
6. Step 6: Final answer
   x = 1,142,697,905.95