Finding the Fourth Proportional to 42,380,052.63, 58,480,892.77 and 25,641,028.77

Step by Step Solution

1. Step 1: Write the proportion equation
   42,380,052.63 : 58,480,892.77 = 25,641,028.77 : x
2. Step 2: Convert to fraction form
   42,380,052.63/58,480,892.77 = 25,641,028.77/x
3. Step 3: Cross multiply
   42,380,052.63x = 58,480,892.77 × 25,641,028.77
4. Step 4: Simplify right side
   42,380,052.63x = 1,499,510,254,010,855
5. Step 5: Solve for x
   x = 1,499,510,254,010,855/42,380,052.63
6. Step 6: Final answer
   x = 35,382,453.80