Finding the Fourth Proportional to 62,645,364.72, 86,487,667.56 and 39,460,365.36

Step by Step Solution

1. Step 1: Write the proportion equation
   62,645,364.72 : 86,487,667.56 = 39,460,365.36 : x
2. Step 2: Convert to fraction form
   62,645,364.72/86,487,667.56 = 39,460,365.36/x
3. Step 3: Cross multiply
   62,645,364.72x = 86,487,667.56 × 39,460,365.36
4. Step 4: Simplify right side
   62,645,364.72x = 3,412,834,961,051,820
5. Step 5: Solve for x
   x = 3,412,834,961,051,820/62,645,364.72
6. Step 6: Final answer
   x = 54,478,651.00