Finding the Fourth Proportional to 42,964,857.02, 64,445,537.75 and 10,615,944.93

Step by Step Solution

1. Step 1: Write the proportion equation
   42,964,857.02 : 64,445,537.75 = 10,615,944.93 : x
2. Step 2: Convert to fraction form
   42,964,857.02/64,445,537.75 = 10,615,944.93/x
3. Step 3: Cross multiply
   42,964,857.02x = 64,445,537.75 × 10,615,944.93
4. Step 4: Simplify right side
   42,964,857.02x = 684,150,279,685,156.38
5. Step 5: Solve for x
   x = 684,150,279,685,156.38/42,964,857.02
6. Step 6: Final answer
   x = 15,923,485.55