Finding the Fourth Proportional to 81,248,632.47, 112,123,100.64 and 46,442,070.25

Step by Step Solution

1. Step 1: Write the proportion equation
   81,248,632.47 : 112,123,100.64 = 46,442,070.25 : x
2. Step 2: Convert to fraction form
   81,248,632.47/112,123,100.64 = 46,442,070.25/x
3. Step 3: Cross multiply
   81,248,632.47x = 112,123,100.64 × 46,442,070.25
4. Step 4: Simplify right side
   81,248,632.47x = 5,207,228,916,570,700
5. Step 5: Solve for x
   x = 5,207,228,916,570,700/81,248,632.47
6. Step 6: Final answer
   x = 64,090,049.99