Finding the Fourth Proportional to 42,640,579.31, 58,843,999.43 and 23,061,467.68

Step by Step Solution

1. Step 1: Write the proportion equation
   42,640,579.31 : 58,843,999.43 = 23,061,467.68 : x
2. Step 2: Convert to fraction form
   42,640,579.31/58,843,999.43 = 23,061,467.68/x
3. Step 3: Cross multiply
   42,640,579.31x = 58,843,999.43 × 23,061,467.68
4. Step 4: Simplify right side
   42,640,579.31x = 1,357,028,990,840,946.50
5. Step 5: Solve for x
   x = 1,357,028,990,840,946.50/42,640,579.31
6. Step 6: Final answer
   x = 31,824,825.39