Finding the Fourth Proportional to 42,945,262.74, 64,478,428.56 and 30,808,109.84

Step by Step Solution

1. Step 1: Write the proportion equation
   42,945,262.74 : 64,478,428.56 = 30,808,109.84 : x
2. Step 2: Convert to fraction form
   42,945,262.74/64,478,428.56 = 30,808,109.84/x
3. Step 3: Cross multiply
   42,945,262.74x = 64,478,428.56 × 30,808,109.84
4. Step 4: Simplify right side
   42,945,262.74x = 1,986,458,509,064,681
5. Step 5: Solve for x
   x = 1,986,458,509,064,681/42,945,262.74
6. Step 6: Final answer
   x = 46,255,591.01