Finding the Fourth Proportional to 42,831,187.02, 64,111,244.61 and 27,457,931.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,831,187.02 : 64,111,244.61 = 27,457,931.34 : x
2. Step 2: Convert to fraction form
   42,831,187.02/64,111,244.61 = 27,457,931.34/x
3. Step 3: Cross multiply
   42,831,187.02x = 64,111,244.61 × 27,457,931.34
4. Step 4: Simplify right side
   42,831,187.02x = 1,760,362,152,623,325
5. Step 5: Solve for x
   x = 1,760,362,152,623,325/42,831,187.02
6. Step 6: Final answer
   x = 41,100,008.55