Finding the Fourth Proportional to 42,243,796.48, 58,403,052.32 and 31,213,148.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,243,796.48 : 58,403,052.32 = 31,213,148.44 : x
2. Step 2: Convert to fraction form
   42,243,796.48/58,403,052.32 = 31,213,148.44/x
3. Step 3: Cross multiply
   42,243,796.48x = 58,403,052.32 × 31,213,148.44
4. Step 4: Simplify right side
   42,243,796.48x = 1,822,943,141,257,180.75
5. Step 5: Solve for x
   x = 1,822,943,141,257,180.75/42,243,796.48
6. Step 6: Final answer
   x = 43,152,919.32