Finding the Fourth Proportional to 2,638,514,923.48, 3,641,136,510.42 and 1,432,845,630.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638,514,923.48 : 3,641,136,510.42 = 1,432,845,630.86 : x
2. Step 2: Convert to fraction form
   2,638,514,923.48/3,641,136,510.42 = 1,432,845,630.86/x
3. Step 3: Cross multiply
   2,638,514,923.48x = 3,641,136,510.42 × 1,432,845,630.86
4. Step 4: Simplify right side
   2,638,514,923.48x = 5,217,186,540,320,123,904
5. Step 5: Solve for x
   x = 5,217,186,540,320,123,904/2,638,514,923.48
6. Step 6: Final answer
   x = 1,977,319,322.28